/*
*  Copyright 2019-2020 Zheng Jie
*
*  Licensed under the Apache License, Version 2.0 (the "License");
*  you may not use this file except in compliance with the License.
*  You may obtain a copy of the License at
*
*  http://www.apache.org/licenses/LICENSE-2.0
*
*  Unless required by applicable law or agreed to in writing, software
*  distributed under the License is distributed on an "AS IS" BASIS,
*  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
*  See the License for the specific language governing permissions and
*  limitations under the License.
*/
package me.zhengjie.business.service.impl;

import me.zhengjie.business.domain.HljgKs;
import me.zhengjie.utils.ValidationUtil;
import me.zhengjie.utils.FileUtil;
import lombok.RequiredArgsConstructor;
import me.zhengjie.business.repository.HljgKsRepository;
import me.zhengjie.business.service.HljgKsService;
import me.zhengjie.business.service.dto.HljgKsDto;
import me.zhengjie.business.service.dto.HljgKsQueryCriteria;
import me.zhengjie.business.service.mapstruct.HljgKsMapper;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import cn.hutool.core.util.IdUtil;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.Pageable;
import me.zhengjie.utils.PageUtil;
import me.zhengjie.utils.QueryHelp;
import java.util.List;
import java.util.Map;
import java.io.IOException;
import javax.servlet.http.HttpServletResponse;
import java.util.ArrayList;
import java.util.LinkedHashMap;

/**
* @website https://el-admin.vip
* @description 服务实现
* @author xiahongbo
* @date 2022-08-10
**/
@Service
@RequiredArgsConstructor
public class HljgKsServiceImpl implements HljgKsService {

    private final HljgKsRepository hljgKsRepository;
    private final HljgKsMapper hljgKsMapper;

    @Override
    public Map<String,Object> queryAll(HljgKsQueryCriteria criteria, Pageable pageable){
        Page<HljgKs> page = hljgKsRepository.findAll((root, criteriaQuery, criteriaBuilder) -> QueryHelp.getPredicate(root,criteria,criteriaBuilder),pageable);
        return PageUtil.toPage(page.map(hljgKsMapper::toDto));
    }

    @Override
    public List<HljgKsDto> queryAll(HljgKsQueryCriteria criteria){
        return hljgKsMapper.toDto(hljgKsRepository.findAll((root, criteriaQuery, criteriaBuilder) -> QueryHelp.getPredicate(root,criteria,criteriaBuilder)));
    }

    @Override
    @Transactional
    public HljgKsDto findById(String bisHljgKsId) {
        HljgKs hljgKs = hljgKsRepository.findById(bisHljgKsId).orElseGet(HljgKs::new);
        ValidationUtil.isNull(hljgKs.getBisHljgKsId(),"HljgKs","bisHljgKsId",bisHljgKsId);
        return hljgKsMapper.toDto(hljgKs);
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public HljgKsDto create(HljgKs resources) {
        resources.setBisHljgKsId(IdUtil.simpleUUID());
        return hljgKsMapper.toDto(hljgKsRepository.save(resources));
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public void update(HljgKs resources) {
        HljgKs hljgKs = hljgKsRepository.findById(resources.getBisHljgKsId()).orElseGet(HljgKs::new);
        ValidationUtil.isNull( hljgKs.getBisHljgKsId(),"HljgKs","id",resources.getBisHljgKsId());
        hljgKs.copy(resources);
        hljgKsRepository.save(hljgKs);
    }

    @Override
    public void deleteAll(String[] ids) {
        for (String bisHljgKsId : ids) {
            hljgKsRepository.deleteById(bisHljgKsId);
        }
    }

    @Override
    public void download(List<HljgKsDto> all, HttpServletResponse response) throws IOException {
        List<Map<String, Object>> list = new ArrayList<>();
        for (HljgKsDto hljgKs : all) {
            Map<String,Object> map = new LinkedHashMap<>();
            list.add(map);
        }
        FileUtil.downloadExcel(list, response);
    }
}